# Eye3D vs Alpha MindFlow

The clearest difference is update cadence: Eye3D at every 3 days against Alpha MindFlow's every 11 days. Alpha MindFlow's advantage is iOS requirement (13.0 vs 15.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Eye3D sells 5 in-app purchases, starting at $2.99 per month and Alpha MindFlow sells 1 in-app purchase, starting at $99.99 per month. Whichever you choose, the download price is not the number that matters.

Eye3D ships an update every 3 days, Alpha MindFlow every 11 days. The most recent releases landed on October 8, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | Eye3D | Alpha MindFlow |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.9 (10 ratings)](https://appshunter.io/ios/app/eye3d-eye-training-and-vision/id778160227/reviews)** | — |
| Number of ratings | **10** | — |
| Positive reviews | 79.4% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 3 days** | Every 11 days |
| Monetization | Free with in-app purchases | — |
| Size | 82 MB | 420 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Asobu Inc.](https://appshunter.io/developer/694956673) | [BrainTrain Inc.](https://appshunter.io/developer/584469134) |

## What reviewers say

### Eye3D

[App page](https://appshunter.io/ios/app/eye3d-eye-training-and-vision/id778160227)

This app uses animated stereograms to help improve focus and train your eyes. It's designed for individuals experiencing various vision issues like nearsightedness, farsightedness, astigmatism, or eye fatigue from screen use. Train your eyes in just a few minutes a day with its intuitive interface and a collection of high-quality 3D images.

**Highlights:** Animated stereogram training, Improve focus and eye strain, Vision test feature, Collection of high-quality 3D images, Intuitive and easy-to-use interface, Free and premium training packages

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Eye3D Premium | $2.99 | per month |
| No.006 Text and Images | $0.99 | one-time |
| No.007 Athlete | $0.99 | one-time |
| No.008 Moving Animals | $0.99 | one-time |
| No009 Sea Creatures | $0.99 | one-time |

**What reviewers like**

- ✨ Effective vision improvement
- 👍 Easy to use and see
- 😌 Relieves eye strain
- 🤩 Engaging 3D visuals
- 🆓 Free and high quality

**What reviewers complain about**

- ❓ Confusing instructions
- 🤔 Unclear usage guidance
- 📉 Limited content/packs
- 😵 Difficulty seeing images
- 📱 Screen glare issues

**Reported bugs**

- 🐛 Paid add-ons not working
- 🐛 In-app purchases fail
- 🐛 Animal animations not added after purchase
- 🐛 Vision test interaction issues (flick vs. double tap)
- 🐛 Sound issues with vision test (resolved by user)

**Requested features**

- More content variety
- Instructions for exercises
- Progress reports for exercises
- Support for LINE sharing
- More free content options


### Alpha MindFlow

[App page](https://appshunter.io/ios/app/alpha-mindflow/id6744942981)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1 Month Subscription | $99.99 | per month |


## Frequently asked questions

### Is Eye3D free?

Eye3D is free to download, with in-app purchases available.

### Is Alpha MindFlow free?

Alpha MindFlow is free to download, with in-app purchases available.

### Do Eye3D or Alpha MindFlow have ads?

Neither Eye3D nor Alpha MindFlow shows ads.

### Which is updated more often, Eye3D or Alpha MindFlow?

Eye3D ships an update every 3 days, and Alpha MindFlow every 11 days. Most recently, Eye3D was updated on October 8, 2026 and Alpha MindFlow on October 7, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*